A young housewife living a busy daily life. Whether it's during a TV repairman's visit, talking on the phone with her husband who's away on business, taking a shower, or even while facing her daughter's private tutor—suddenly, lewd moans start blaring from nearby. Surprised, she gasps, "Oh, no, how embarrassing!" But already overwhelmed by pent-up desire, her hands rubbing her body gradually grow more intense. As the situation heats up further and further, where will she ultimately end up?